Home / 77,704,540.94-107,229,450.02-42,896,482.22

Finding the Fourth Proportional to 77,704,540.94, 107,229,450.02 and 42,896,482.22

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Solution

The fourth proportional to 77,704,540.94, 107,229,450.02 and 42,896,482.22 is: 59,195,590.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,704,540.94 : 107,229,450.02 = 42,896,482.22 : x
  2. Step 2: Convert to fraction form
    77,704,540.94/107,229,450.02 = 42,896,482.22/x
  3. Step 3: Cross multiply
    77,704,540.94x = 107,229,450.02 × 42,896,482.22
  4. Step 4: Simplify right side
    77,704,540.94x = 4,599,766,196,243,308
  5. Step 5: Solve for x
    x = 4,599,766,196,243,308/77,704,540.94
  6. Step 6: Final answer
    x = 59,195,590.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.